n
(organic chemistry) Any compound in which the nitrogen atom of an indoline has been replaced by one of arsenic
n
(organic chemistry) Any of a class of tricyclic cagelike heterocycles having a transannular dative bond between a nitrogen and another heteroatom
n
(organic chemistry) A tricyclic aromatic heterocycle formally derived from phenalene by replacing a carbon atom (of the cyclohezene ring) by nitrogen (more precisely, an >NH group)
n
(organic chemistry) An unsaturated eight-membered heterocycle having seven carbon atoms, one nitrogen atom and four double bonds.
n
Alternative spelling of azo dye [(chemistry) any of a large number of mostly yellow to red synthetic dyes that contain an azo or diimide (-N=N-) functional group.]
n
(organic chemistry) An aromatic hydrocarbon of formula C₆H₆ whose structure consists of a ring of alternate single and double bonds.
n
(organic chemistry) An organic compound with the chemical formula [C₆H5N₂]Cl, the parent member of the aryldiazonium compounds.
n
(organic chemistry) Any of the isomeric diphenols derived from benzene (namely catechol, resorcinol and hydroquinone), or their derivatives.
adj
(organic chemistry) Describing any cyclic compound in which a benzene ring is fused to the parent ring
n
(organic chemistry) Any of three isomeric polycyclic aromatic hydrocarbons in which a benzene ring is fused to a fluorene moiety
n
(organic chemistry) A polycyclic heterocycle, containing a thiophene ring linked to that of benzene and naphthalene, found in crude oils
n
(organic chemistry) A bicyclic aromatic heterocycle in which a benzene ring is fused to that of a thiophene molecule; it occurs in some coal tars and is used in the synthesis of other compounds.
n
(organic chemistry) Any benzyl derivative of guanine, but especially O6-benzylguanine that is an antineoplastic agent
n
(organic chemistry) Any of several isomeric aromatic hydrocarbons, analogous to biphenyl, formed from two naphthalene residues linked by a single bond
n
(organic chemistry, uncountable) A colourless solid hydrocarbon, C₁₂H₁₀, consisting of two benzene rings linked together by a single bond
n
(organic chemistry) A bicyclic aromatic heterocycle composed of two pyrazine rings linked by a direct single bond
n
(organic chemistry) Any of six isomeric aromatic compounds consisting of two pyridine groups joined directly together in a manner analogous to biphenyl
n
A theoretical heterocyclic organic compound, a five-membered ring with the formula C₄H₄BiH, classified as a metallole.
n
(organic chemistry) Any of many compounds containing two linked tetrazole rings.
n
(organic chemistry) A bicyclic heterocycle composed of two thiazole rings connected by a single bond
n
(organic chemistry) Any bromo derivative of cresol, some of which are constituents of dyes or indicators
n
(organic chemistry) A large heterocyclic aromatic ring consisting, at the core, of three pyrroles and one pyrroline coupled through four methine linkages.
n
(organic chemistry) Any chloro derivative of anisole
n
(organic chemistry) Any chloro derivative of cyclohexane
n
(organic chemistry) Any chloro derivative of an indene
n
(organic chemistry) Any of several chloro- derivatives of thiophene, but especially 2-chlorothiophene and 3-chlorothiophene that are used in the synthesis of heterocycles
n
(organic chemistry) The organometallic aromatic anion [(2Z)-penta-2,4-dienylidene]chromium or any of its derivatives
n
(organic chemistry) one of the two products that is yielded from circumscribing naphthalene and pyrene, the other being circumpyrene
n
(organic chemistry) Any of a class of chlorinated polycyclic insecticides derived from cyclopentadiene
n
(organic chemistry) cyclonite, RDX
n
A brominated flame retardant with the molecular formula C₁₂Br₁₀O.
n
(organic chemistry) A form of benzene in which one or more hydrogen atoms have been replaced by deuterium
n
(organic chemistry, especially in combination) Any diamino derivative of a cyclohexyl radical
n
(organic chemistry) Any tricyclic heterocycle formally derived from phenanthrene by replacing two carbon atoms with those of nitrogen
n
(organic chemistry) The tricyclic heterocycle in which two benzene rings are fused to that of furan; any of its derivatives, especially the halogenated derivatives that are similar to dioxins
n
(organic chemistry, countable) The bicyclic hydrocarbon C₆H₅-CH₂-CH₂-C₆H₅ or any of its derivatives
n
(organic chemistry) Any divalent dibenzyl organotin radical
n
(organic chemistry) Any of several isomeric dibromo derivatives of cyclopropane, but especially 1,1-dibromocyclopropane and cis- and trans- 1,2-dibromocyclopropane
n
(organic chemistry, especially in combination) Any dibromo derivative of a phenyl radical
n
(organic chemistry) Any of three isomeric derivatives of benzene in which two hydrogen atoms have been replaced by chlorine; they are used as solvents and in organic synthesis.
n
(organic chemistry) Either of twelve isomers of the polychlorinated biphenyl containing two chlorine atoms
n
(organic chemistry) Any compound having a hydroxy group directly attached to a diene.
n
(organic chemistry) A dihydro derivative of phenanthridine
n
(organic chemistry) benzenediol
n
(organic chemistry) Any of three isomeric organic compounds: 1,2-dimethoxybenzene (veratrole), 1,3-dimethoxybenzene, and 1,4-dimethoxybenzene.
n
(organic chemistry, especially in combination) Any dimethoxy derivative of a benzyl radical
n
(organic chemistry) Any of three isomeric polycyclic aromatic hydrocarbons having the form of two naphthalene molecules linked by a single bond
n
(organic chemistry, especially in combination) Any diphenyl derivative of a tetrazolium ion.
n
(chemistry) a stable 1,2-dithietane formed by intramolecular photodimerization of a dithiocarbonyl compound
n
(organic chemistry) The hydrocarbon C₆H₅-CH₂CH₃ that is used in the production of styrene
n
(organic chemistry) The hydroperoxide of ethylbenzene.
n
(organic chemistry) Any fluoro derivative of an arene
n
(organic chemistry) Any halogenated derivative of anthracene
n
(organic chemistry) An organochlorine compound that is a precursor to several pesticides.
n
(organic chemistry) Either of two isomeric hexyl derivatives of thiophene that are used to make polymers
adj
(organic chemistry) Relating to an imidazole
n
(organic chemistry) Any isopropyl derivative of a thioxanthone.
n
(organic chemistry) An isomer of thiazole 1,2-thiazole, many of whose derivatives have biological activity
n
(organic chemistry, especially in combination) A protonated cation formed from isothiazolidine.
n
(organic chemistry, especially in combination) Any methyl derivative of a cyclohexyl radical
adj
(organic chemistry) regioselective of the ortho- position in a benzene ring
n
(organic chemistry) Any of several isomeric seven-membered, unsaturated heterocycles containing four carbon atoms, two nitrogen atoms, one oxygen atoms and three double bonds
n
(organic chemistry) Any cation derived from an oxazole
n
Any of a series of fluorescent dyes that have two or more oxazol rings
n
(organic chemistry) Any derivative of a neolignane in which the two propylbenzene residues are joined indirectly by an oxygen atom
n
(organic chemistry) 1,4-dichlorobenzene, an organic compound used as a pesticide (i.e., mothballs) and a deodorant.
n
(organic chemistry) A chlorinated derivative of benzene C₆HCl₅
n
(organic chemistry) Either of forty-six isomers of the polychlorinated biphenyl containing five chlorine atoms
n
(organic chemistry) Synonym of cyclopentane
adj
(organic chemistry) Composed of five pyrrole rings (rather than the usual four)
n
(organic chemistry) A heterocycle formally derived from indole by replacing the nitrogen atom with phosphorus
n
(organic chemistry) A heterocycle formally derived from quinolizine by replacing the nitrogen atom with phosphorus.
n
(organic chemistry) A heterocyclic organic compound containing two nitrogen atoms next to each others in a five-membered ring, called 1,2-diazole in IUPAC nomenclature.
n
(organic chemistry) The heterocycle 3-hydroxypyridazine or its keto form
n
(organic chemistry) The compound 4-(2-aminoethoxy)-N2,N6-bis(4-(2-aminoethoxy)quinolin-2-yl)pyridine-2,6-dicarboxamide that stabilizes the quadruplex form of DNA
n
(chemistry) A complex of two molecules, one ring-shaped and the other dumbbell-shaped, with the dumbbell threaded through the ring and having end groups too large to pass through the ring.
n
(organic chemistry) An organometallic heterocyclic compound formally derived from benzene by substituting one carbon and hydrogen atom with antimony.
n
(organic chemistry) Any of three isomeric sulfonic acids derived from benzaldehyde (or formyl derivatives of benzenesulfonic acid)
n
(organic chemistry) The tellurium analogue of furan.
n
(organic chemistry) The ureide ring that is fused with one of tetrahydrothiophene as part of the biotin molecule
n
(organic chemistry) Any of three isomeric, six-membered, unsaturated heterocycles having five carbon atoms, one nitrogen atom and one double bond; any derivative of these compounds
n
Alternative form of thiazole [(organic chemistry) Any of a class of unsaturated heterocyclic compounds containing a ring of three carbon atoms, a sulphur and an nitrogen atom; especially the simplest one, C₃H₃SN]
n
(organic chemistry) The thioketone analogous to benzophenone
n
(organic chemistry) Any of a class of heterocycles based on 2-thioxo-1H-pyrimidin-4-one; the parent compound interferes with the synthesis of thyroxine and is used in the treatment of hyperthyroidism
n
(organic chemistry) Any of several isomeric compounds formally derived from a triazine by replacing two methylene groups with carbonyls
n
(organic chemistry) Any complex of a metal and a triazole
adj
(organic chemistry) Relating to, or composed of triazoles
n
(organic chemistry) An unsaturated five-membered heterocycle having two carbon atoms, three nitrogen atoms and one double bond (between two of the nitrogen atoms); any derivative of this compound
n
(organic chemistry) The univalent radical CCl₃CO- derived from trichloroacetic acid
n
(organic chemistry) Either of twenty-four isomers of the polychlorinated biphenyl containing three chlorine atoms
n
(organic chemistry) Any triiodo derivative of phenol
n
(chemistry) Any of three isomeric chemical compounds: 1,2,3-trimethylbenzene, 1,2,4-trimethylbenzene (pseudocumene), and 1,3,5-trimethylbenzene (mesitylene).
n
(organic chemistry) A heptacyclic arene formed by the fusion of three naphthylene residues (around a central benzene ring)
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